| 1960 |
79%
|
| 1966 |
75%
|
| 1959 |
74%
|
| 1974 |
65%
|
| 1963 |
82%
|
| 1965 |
81%
|
| 1966 |
72%
|
| 1960 |
41%
|
| 1973 |
69%
|
| 1970 |
69%
|
| 1969 |
69%
|
| 1960 |
76%
|
| 1955 |
76%
|
| 1973 |
52%
|
